... , NBR, fluorosilicone, Viton (FKM), Viton DuPont and Dow silicone rubber handle for fumiture1.Available materials: silicone, NBR, fluorosilicone, Viton (FKM ... DuPont and Dowelastomers, neoprene, HNBR, NBR + PVC, natural rubber, SBR, IR, IIR (butyl rubber),CR (neoprene), SBR, AU, ACM, CO, NSF-612 ... specifications acceptable4. Available in various sizes and colors silicone rubber handle for fumiture